NPPES file of Aug 9, 2026

Hilamber Subba, MD

Pulmonary Disease Physician · South Portland, ME

Hilamber Subba, MD is a pulmonary disease physician with a practice address in South Portland, Maine, and NPI 1659504751, issued on Aug 24, 2009. Check the license (Maine MD19242, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659504751
Name
Hilamber Subba
Credential
MD
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License number
MD19242 ME
Self-reported in NPPES; status is on the state search
Practice location
100 Foden RD Ste 103, South Portland, ME 04106
Phone
(207) 828-1122
Enumerated
Aug 24, 2009
Record last updated
Jan 22, 2025
Fax
(207) 828-0188
Medicare enrollment
Enrolled (PECOS I20121011000470); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 100 Foden RD Ste 103

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Adam Alter, MDPulmonary Disease Physician1437478138
  2. Daniel Bulanowski, M.D.Pulmonary Disease Physician1508246620
  3. Jonathan Evans, M.D.Pulmonary Disease Physician1568460640
  4. Colman Hatton, MDCritical Care Medicine (Internal Medicine) Physician1194178616
  5. Joshua Hughes, PA-CPhysician Assistant1780463208
  6. Michael JaegerPulmonary Disease Physician1194189753

Verify Hilamber Subba in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
    Search for license MD19242
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Maine license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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83% more Medicare Part D claims than the average pulmonary disease physician in 2024

2,610 Medicare Part D claims for 287 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 55% of claims. 12 claims were for opioids.

  1. Hilamber Subba2,610
  2. Specialty average1,425

Most prescribed

  1. Opsumit444 claims
  2. Sildenafil Citrate193 claims
  3. Tadalafil187 claims
  4. Furosemide186 claims
  5. Tyvaso Dpi185 claims
  6. Uptravi141 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $261.81

3 payments; by number, the most common kind was food and beverage; the largest payer was United Therapeutics Corporation. The 8,806 providers of this specialty with any payment received $5,159.88 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Hilamber Subba$261.81
  2. Specialty average$5,159.88

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Chest Medicine Associates PASouth Portland, ME
  2. MainehealthPortland, ME

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Hilamber Subba among 83 pulmonary disease physician records in Maine

Hilamber Subba, MD is one of 83 pulmonary disease physician records with a practice address in Maine. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 75% of them.

  • NPI issued2009 · 75% of these records are older, 22% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2004 · median 2002 among the 56 with a school on file
  • Record last updated2025 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

24 pulmonary disease physician records list a practice address in South Portland

They are 24 of the 1,143 NPPES records with a practice address in South Portland, and 83 pulmonary disease physician records in Maine.

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. Peter Bates, M.D.South Portland, ME 041061649203373
  2. George Bokinsky, M.D.South Portland, ME 041061568574853
  3. Jonathan Evans, M.D.South Portland, ME 041061568460640
  4. Stephen Gorman, D.O.South Portland, ME 041061811931876
  5. M. Knauft, M.D.South Portland, ME 041061316040538
  6. Stephen Mette, M.D.South Portland, ME 041061134231418
  7. Luke Pluto, M.D.South Portland, ME 041061851350854
  8. Richard Riker, M.D.South Portland, ME 041061972615235

Common questions

What is Hilamber Subba, MD's NPI number?

Hilamber Subba, MD's National Provider Identifier (NPI) is 1659504751, issued on Aug 24, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Hilamber Subba, MD located?

The NPPES record lists a practice address at 100 Foden RD Ste 103, South Portland, ME, 04106. Phone: (207) 828-1122. Providers update this record themselves, so call before visiting.

How can I verify Hilamber Subba, MD's license?

NPPES lists Maine license number MD19242, as entered by the provider. Search the Maine Board of Licensure in Medicine at https://www.maine.gov/md/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Hilamber Subba, MD prescribe under Medicare Part D?

In 2024, Hilamber Subba, MD had 2,610 Medicare Part D claims for 287 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.